Sharayk bin 'Abdullah شريك بن عبد الله النخعي · General Behavior (Kitab Al-Adab)

A man asked permission to see the Prophet (ﷺ), and he said: He is a bad son of the tribe, or: He is a bad member of the tribe. He then said : Give him permission. Then when he entered, he spoke to him leniently. `A’isha asked : Apostle of Allah! You spoke to him leniently while you said about him what you said! He replied: The one who will have the worst position in Allah’s estimation on the Day…

the Messenger of Allah (ﷺ) entered the mosque, and saw them (his companions) in separate groups. He said: How is it that I see you in separate groups?

A mischief-maker will not enter paradise.

I came to the Messenger of Allah (May peace be upon him) at the expedition to Tabuk when he was in a small skin tent. I gave him a salutation and he returned it, saying: come in. I asked : the whole of me Messenger of Allah? He replied : The whole of you. So I entered.

A mouse came dragging a wick and dropped before the Messenger of Allah(ﷺ) on the mat on which he was sitting with the result that it burned a hole in it about the size of dirham. He (the prophet) said: When you go to sleep, extinguish your lamps, for the devil guides a creature like this to do thus and sets you on fire.